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Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level.
Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document
General specification for vacuum drainage integrated equipment
Standard published on 27.11.2023
Selected format:Test methods of electrical heating properties for glazing materials used in power-driven vehicles
Standard published on 27.11.2023
Selected format:Agricultural trailer
Standard published on 25.4.2024
Selected format:Ceramic flat membrane—Test method for pure water flux
Standard published on 27.11.2023
Selected format:Molybdenum and molybdenum alloy tube targets
Standard published on 27.11.2023
Selected format:Titanium and titanium alloy wires for additive manufacturing
Standard published on 27.11.2023
Selected format:Petroleum drilling and production equipment—Sucker rod
Standard published on 27.11.2023
Selected format:Oxynitride cyan phosphors for white LEDs
Standard published on 27.11.2023
Selected format:Practices for compatibility tests of waste chemicals
Standard published on 27.11.2023
Selected format:Gas analysis—Sampling guidelines
Standard published on 27.11.2023
Selected format:Latest update: 2026-09-11 (Number of items: 2 300 165)
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